Merge pull request #120 from chamikaJ/imp/task-list-loading-improvement

fix(service-worker): improve unregister logic for service workers

worklenz-frontend/public/unregister-sw.js

@@ -1,7 +1,13 @@
 if ('serviceWorker' in navigator) {
   navigator.serviceWorker.getRegistrations().then(function(registrations) {
-    for(let registration of registrations) {
-      registration.unregister();
+    if (registrations.length > 0) {
+      // If there are registered service workers, do a hard reload first
+      window.location.reload(true);
+    } else {
+      // If no service workers are registered, unregister any that might be pending
+      for(let registration of registrations) {
+        registration.unregister();
+      }
     }
   });
 }